AMD Radeon RX 7600M XT vs NVIDIA GeForce GTX 660 Rev. 2
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Sep 2014
Generation
Navi Mobile
GeForce 600
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1280 MHz
980 MHz
Boost Clock
2469 MHz
1032 MHz
Memory Clock
2250 MHz
1502 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
192bit
Bandwidth
288.0GB/s
144.2GB/s
Render Config
Compute Units
32
-
Shading Units
2048
960
TMUs
128
80
ROPs
64
24
RT Cores
32
-
L1 Cache
128 KB per Array
16 KB (per SMX)
L2 Cache
2 MB
384 KB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
158.0 GPixel/s
20.64 GPixel/s
Texture Rate
316.0 GTexel/s
82.56 GTexel/s
FP16 (half)
40.45 TFLOPS
-
FP32 (float)
20.23 TFLOPS
1.981 TFLOPS
FP64 (double)
632.1 GFLOPS
82.56 GFLOPS
Graphics Processor
GPU Name
Navi 33
GK104
GPU Variant
Navi 33 XTM
-
Architecture
RDNA 3.0
Kepler
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
13.3 billion
3.54 billion
Die Size
204 mm²
294 mm²
Board Design
TDP
120W
140W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
300 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.1
Shader Model
6.7
5.1
CUDA
-
3.0
📊 Benchmark
3DMark Time Spy
8,828
-
3DMark Time Spy Extreme
4,554
-